We wouldn't be Google if we had a whole week of tips and tricks about all things mobile without giving a nod to the technical crowd. To conclude our week, we're asking you to "Go Mobile!" by making the mobile web faster. Read our article for a collection of best practices, tips, and resources for mobile web developers, part of our initiative at code.google.com/speed.

@hayden, MathiasTCK is correct, there are many different Android phones that might change the UA string depending on browser release. This is the user agent string [1] for Android Cupcake version. If you wanted to detect for Android, though, I would simply match on the "Android" string.